You can not recycle plastic sponges because of their mixed material composition and high concentration of contaminants (primarily food). Plastic sponges are mostly made of cellulose (soft part) and polyurethane foam (hard part). Discard them in the garbage bin.
Please note: Recycling guidelines may vary depending on local regulations and facilities. The information provided here is intended as a general guide and may not apply to your specific location or item. Always check with your local recycling center or municipal authority for the most accurate and up-to-date recycling information in your area.